the social science electronic data library (ssedl) iassist 2006 university of michigan j. j. card...
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The Social Science Electronic Data Library (SSEDL)
IASSIST 2006University of Michigan
J. J. Card and Tamara KuhnSociometrics Corporation
650-949-3282 ext. 211
Overview of Presentation
Current State of the Sociometrics Data Archives Contents of collection User-focused design and dissemination Usage report
Peering into the Future Ongoing dissemination & outreach strategies Ongoing, user-focused innovation
Contents of Collection
ARCHIVES STUDIES DATASETS VARIABLES
AIDS/STD 19 30 19,000
Adol Preg 162 286 80,000
Aging 3 22 19,000
Family 20 122 66,000
Poverty 12 36 20,000
Alt. Med. 8 17 10,000
Contextual 13 29 19,000
Disability 19 40 25,000
Mat. Drug 7 13 5,000
User-Focused Design and Dissemination
Data selection proceduresData preparation innovationsData dissemination files and formatsData retrieval capabilitiesMulti-level data packagingOutreach and technical assistance
Data Selection: Quality Data
All studies/datasets selected by Scientist Expert Panels
Selection criteria Technical quality Substantive utility Policy relevance Potential for secondary data analysis
Data Preparation: Indexing at the Variable Level
Each of the over 200,000 variables in the collection is indexed or categorized by: Topic Type
Topic and type codes are embedded in the SPSS and SAS variable names
Data Dissemination: Files and Formats
Standard eight data and documentation files File 1: Raw data file File 2: SPSS program statements File 3: SAS program statements File 4: SPSS data dictionary File 5: SPSS frequencies File 6: SPSS portable file File 7: SAS transport file File 8: User’s guide
Formats Then (mainframe tape; diskette) Now (CD-ROM; 24/7 web download)
Data Retrieval: Web-based Search & Retrieval
At the study level By keyword
At the level of the individual variable By keyword By topic and type
Multi-Level Data Packaging to Suit User Needs
Individual study/datasetTopically-focused data archiveComplete SSEDL
Outreach and Technical Assistance
Free technical assistance for data customers
Journal articles, conference presentationsPartnerships with larger organizations
Usage Report
2001 2002 2003 2004 2005
Internet Usage
Visits to Sociometrics website 136,598 145,237 175,984 182,528 253,636
Hits to all data archive pages 42,003 70,022 86,770 101,819 210,494
Downloads of data and data-related products 10,704 16,325 29,729 34,954 39,672
Number of Units Ordered (non-subscribers) 171 222 156 167 193
Number of Purchasers (non-subscribers) 82 105 91 98 138
Forthcoming Additions to Content
We are currently investigating feasibility of establishing new data archives on:
Children’s emotional problems (NIMH)Welfare reform (NICHD)Deafness and other communication
disorders (NIDCD)
Forthcoming Outreach to New Academic Target Audiences
Traditional main audience: sociologists and other social scientists
We will be mailing big brochure to Chairs of other schools and departments as well Public health Social work School of medicine School of nursing
Forthcoming User-Focused Innovations
View all variables in an archive by topic and type distribution Integrated topic/type definitions
Each entry in the matrix links to a list of corresponding variables Variable entries include:
Variable label Value labels Link to study information
Example from the Complementary and Alternative Medicine Data Archive
